dave wrote: > 1980 Fanuc drives are not likely to have the freq response of newer > drives. ( 3 phase scr switched on the Mazak). My Servo Dynamics are 2 > KHz + drives and DC. Not quite the same as your requirements. > I'm pretty sure these are NOT SCR drives, but, yes, a phase-controlled servo amp definitely would have some real limited bandwidth. Still, even 1980 drives might have less bandwidth than EMC has with a 1 KHz servo period.
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